| Oesophagogastroduodeno scopic findings | Group I = manifest LPR (n = 25) | Group II = no LPR symptoms (n = 25) | Total (n = 50) | p-value (I vs II) | ||||
| A = LPR-free (n = 23) | B = silent LPR (n = 2) | Total (n = 25) | ||||||
| Esophagus | GERD | A | 15 (60%) | 18 (78.3%) | 1 (50%) | 19 (76%) | 34 (68%) | - |
| B | 8 (32%) | 5 (21.7%) | 1 (50%) | 6 (24%) | 14 (28%) | |||
| C & D | 2 (8%) | 0 | 0 | 0 | 2 (4%) | |||
| Sliding hiatus hernia | 6 (24%) | 4 (17.3%) | 1 (50%) | 5 (20%) | 11 (22%) | 0.73 | ||
| Barrett’s esophagus | 2 (8%) | 0 | 0 | 0 | 2 (4%) | 0.25 | ||
| Stomach | Gastritis | 18 (72%) | 11 (47.8%) | 2 (100%) | 13 (52%) | 31 (62%) | 0.12 | |
| Duodenum | Duodenitis | 9 (36%) | 7 (30.4%) | 2 (100%) | 9 (36%) | 18 (36%) | 0.6 | |
| Chronic active duodenal-ulcer | 2 (8%) | 1 (4.3%) | 0 | 1 (4%) | 3 (6%) | - | ||